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            GCSE Exam GCSE Engineering
                    
                        3.1.1.1 Metals and alloys
                    
                                    
                
                    
                        3.1.1.2 Polymers
                    
                                    
                
                    
                        3.1.1.3 Composites
                    
                                    
                
                    
                        3.1.1.4 Other materials
                    
                                    
                
                    
                        3.1.2 Material costs and supply
                    
                                    
                
                    
                        3.1.3 Factors influencing design of solutions
                    
                                    
                